​​Approved 2024/25 Generator Use of System Charges (GTUoS) - Accompanying Note

This document accompanies the Approved Generator Transmission Use of System (GTUoS) charges for both Ireland and Northern Ireland as calculated by the Transmission System Operators (TSOs) for the 2024/2025 tariff year and published on the EirGrid and SONI websites on 27 & 29 August 2024.

All-Island Transmission System Performance Report 2023

EirGrid and SONI, as Transmission System Operators (TSOs) for Ireland and Northern Ireland respectively, are pleased to present the annual Transmission System Performance Report for 2023. This report contains transmission system data and performance statistics for the transmission system in Ireland and Northern Ireland for the year 2023 (1 January 2023 – 31 December 2023)